ID: 2735

AQSQID: CC0050134

Site Name: Molson

Added: April 21, 2020, 6:24 p.m.

Updated: May 24, 2022, 9:27 p.m.

Location: Montréal (Dist du Vieux-Rosemont), N/A

Reporting: True, Located: True

Current AQI: 38.0

Montréal (Dist du Vieux-Rosemont) N/A, CA: 45.542767, -73.572039

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 17, 2022, midnight N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 7.4 μg/m3 (31) 31.0
 
May 16, 2022, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 8.2 μg/m3 (35) 35.0
 
May 16, 2022, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 16, 2022, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 16, 2022, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 12.8 μg/m3 (53) 53.0
 
May 16, 2022, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 16, 2022, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 16, 2022, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 16, 2022, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 12.2 μg/m3 (52) 52.0
 
May 16, 2022, 3 p.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 12.5 μg/m3 (52) 52.0
 
May 16, 2022, 2 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 16, 2022, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 16, 2022, 6 a.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 17.6 μg/m3 (63) 63.0
 
May 16, 2022, 5 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 10.6 μg/m3 (45) 45.0
 
May 16, 2022, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 16, 2022, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 12.0 ppb (12) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 16, 2022, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 8.6 μg/m3 (36) 36.0
 
May 16, 2022, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A 8.6 μg/m3 (36) 36.0
 
May 16, 2022, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 8.3 μg/m3 (35) 35.0
 
May 16, 2022, midnight N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 15, 2022, 10 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 8.4 μg/m3 (36) 36.0
 
May 15, 2022, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 15, 2022, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 9.6 μg/m3 (40) 40.0
 
May 15, 2022, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 15, 2022, 6 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 11.3 μg/m3 (48) 48.0
 
May 15, 2022, 5 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 15, 2022, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 15, 2022, 10 a.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 15, 2022, 9 a.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 8.0 ppb (8) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 15, 2022, 8 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 13.0 ppb (13) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 15, 2022, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 20.0 ppb (19) N/A N/A 5.7 μg/m3 (24) 24.0
 
May 15, 2022, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 6.1 μg/m3 (26) 26.0
 
May 15, 2022, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 6.1 μg/m3 (26) 26.0
 
May 15, 2022, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 7.2 μg/m3 (31) 31.0
 
May 15, 2022, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 7.2 μg/m3 (31) 31.0
 
May 15, 2022, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 7.9 μg/m3 (33) 34.0
 
May 15, 2022, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 8.8 μg/m3 (37) 37.0
 
May 15, 2022, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 15, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 15, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 15, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 15, 2022, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 14, 2022, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 10.5 μg/m3 (44) 44.0
 
May 14, 2022, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 9.6 μg/m3 (40) 46.0
 
May 14, 2022, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 9.7 μg/m3 (41) 47.0
 
May 14, 2022, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 8.0 μg/m3 (34) 45.0
 
May 14, 2022, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 6.4 μg/m3 (27) 44.0
 
May 14, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.2 μg/m3 (22) 41.0
 
May 14, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.2 μg/m3 (22) 41.0
 
May 14, 2022, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.2 μg/m3 (22) 41.0
 
May 14, 2022, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 5.1 μg/m3 (22) 37.0
 
May 14, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 5.9 μg/m3 (25) 35.0
 
May 14, 2022, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 6.8 μg/m3 (29) 30.0
 
May 14, 2022, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 7.6 μg/m3 (32) 32.0
 
May 14, 2022, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 8.4 μg/m3 (36) 36.0
 
May 14, 2022, 6 a.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 9.1 μg/m3 (38) 38.0
 
May 14, 2022, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 14, 2022, 4 a.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 14, 2022, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 14, 2022, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 9.6 μg/m3 (40) 40.0
 
May 14, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 8.9 μg/m3 (38) 38.0
 
May 14, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 8.9 μg/m3 (38) 38.0
 
May 13, 2022, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 4.3 μg/m3 (18) 46.0
 
May 13, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 3.9 μg/m3 (17) 41.0
 
May 13, 2022, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 4.6 μg/m3 (20) 38.0
 
May 13, 2022, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.7 μg/m3 (20) 34.0
 
May 13, 2022, noon N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 7.1 μg/m3 (30) 30.0
 
May 13, 2022, 10 a.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 12.8 μg/m3 (53) 53.0
 
May 13, 2022, 10 a.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 12.8 μg/m3 (53) 53.0
 
May 13, 2022, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 5.0 ppb (8) 31.0 ppb (29) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 13, 2022, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 5.0 ppb (8) 31.0 ppb (29) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 13, 2022, 8 a.m. N/A N/A N/A 7.0 ppb (7) N/A 3.0 ppb (5) 35.0 ppb (33) N/A N/A 6.0 μg/m3 (25) 33.0
 
May 13, 2022, 7 a.m. N/A N/A N/A 11.0 ppb (11) N/A 6.0 ppb (9) 27.0 ppb (25) N/A N/A 7.4 μg/m3 (31) 31.0
 
May 13, 2022, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 5.0 ppb (8) 31.0 ppb (29) N/A N/A 7.2 μg/m3 (31) 31.0
 
May 13, 2022, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A 3.0 ppb (5) 33.0 ppb (31) N/A N/A 6.3 μg/m3 (27) 31.0
 
May 13, 2022, 4 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 7.1 μg/m3 (30) 30.0
 
May 13, 2022, 2 a.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 13.6 μg/m3 (55) 55.0
 
May 13, 2022, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 10.8 μg/m3 (46) 46.0
 
May 13, 2022, midnight N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 12, 2022, 11 p.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 8.7 μg/m3 (37) 39.0
 
May 12, 2022, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 50.0 ppb (47) N/A N/A 8.7 μg/m3 (37) 47.0
 
May 12, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 53.0 ppb (50) N/A N/A 8.0 μg/m3 (34) 50.0
 
May 12, 2022, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 57.0 ppb (58) N/A N/A 7.4 μg/m3 (31) 58.0
 
May 12, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 60.0 ppb (68) N/A N/A 8.0 μg/m3 (34) 68.0
 
May 12, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 60.0 ppb (68) N/A N/A 8.0 μg/m3 (34) 68.0
 
May 12, 2022, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 62.0 ppb (74) N/A N/A 8.9 μg/m3 (38) 74.0
 
May 12, 2022, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 62.0 ppb (74) N/A N/A 8.8 μg/m3 (37) 74.0
 
May 12, 2022, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 62.0 ppb (74) N/A N/A 8.8 μg/m3 (37) 74.0
 
May 12, 2022, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 7.8 μg/m3 (33) 45.0
 
May 12, 2022, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 7.8 μg/m3 (33) 45.0
 
May 12, 2022, 3 p.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 12, 2022, 3 p.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 17.0 μg/m3 (62) 62.0
 
May 12, 2022, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 22.2 μg/m3 (73) 73.0
 
May 12, 2022, 2 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 22.2 μg/m3 (73) 73.0
 
May 12, 2022, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 16.1 μg/m3 (60) 60.0
 
May 12, 2022, noon N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 32.9 μg/m3 (95) 95.0
 
May 12, 2022, 9 a.m. N/A N/A N/A 33.0 ppb (32) N/A 1.0 ppb (2) 6.0 ppb (6) N/A N/A 26.6 μg/m3 (82) 82.0
 
May 12, 2022, 8 a.m. N/A N/A N/A 40.0 ppb (38) N/A 1.0 ppb (2) 4.0 ppb (4) N/A N/A 22.1 μg/m3 (73) 73.0
 
May 12, 2022, 3 a.m. N/A N/A N/A 26.0 ppb (25) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 12, 2022, 1 a.m. N/A N/A N/A 22.0 ppb (21) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 21.0 μg/m3 (70) 70.0
 
May 12, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 11, 2022, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 7.1 μg/m3 (30) 51.0
 
May 11, 2022, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 6.5 μg/m3 (28) 51.0
 
May 11, 2022, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 57.0 ppb (58) N/A N/A 6.9 μg/m3 (29) 58.0
 
May 11, 2022, 8 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 61.0 ppb (71) N/A N/A 8.3 μg/m3 (35) 71.0
 
May 11, 2022, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 58.0 ppb (61) N/A N/A 7.2 μg/m3 (31) 61.0
 
May 11, 2022, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 59.0 ppb (65) N/A N/A 8.2 μg/m3 (35) 65.0
 
May 11, 2022, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 8.2 μg/m3 (35) 50.0
 
May 11, 2022, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 6.3 μg/m3 (27) 50.0
 
May 11, 2022, 3 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 8.3 μg/m3 (35) 44.0
 
May 11, 2022, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
May 11, 2022, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
May 11, 2022, 1 p.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 11, 2022, 1 p.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 11, 2022, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 18.0 ppb (17) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 11, 2022, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 9.6 μg/m3 (40) 40.0
 
May 11, 2022, 9 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 43.2 μg/m3 (120) 120.0
 
May 11, 2022, 8 a.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 13.0 ppb (13) N/A N/A 16.6 μg/m3 (61) 61.0
 
May 11, 2022, 4 a.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 18.0 ppb (17) N/A N/A 15.0 μg/m3 (58) 58.0
 
May 11, 2022, 3 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 15.9 μg/m3 (59) 59.0
 
May 11, 2022, 2 a.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 14.8 μg/m3 (57) 57.0
 
May 11, 2022, midnight N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 9.9 μg/m3 (42) 42.0
 
May 10, 2022, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 7.0 μg/m3 (30) 43.0
 
May 10, 2022, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 8.3 μg/m3 (35) 50.0
 
May 10, 2022, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 5.4 μg/m3 (23) 51.0
 
May 10, 2022, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 57.0 ppb (58) N/A N/A 6.3 μg/m3 (27) 58.0
 
May 10, 2022, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 5.1 μg/m3 (22) 50.0
 
May 10, 2022, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 6.1 μg/m3 (26) 50.0
 
May 10, 2022, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 55.0 ppb (51) N/A N/A 6.5 μg/m3 (28) 51.0
 
May 10, 2022, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 53.0 ppb (50) N/A N/A 7.2 μg/m3 (31) 50.0
 
May 10, 2022, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 8.2 μg/m3 (35) 44.0
 
May 10, 2022, 1 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 9.5 μg/m3 (40) 40.0
 
May 10, 2022, noon N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 10, 2022, noon N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 10, 2022, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 10, 2022, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 10, 2022, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 13.8 μg/m3 (55) 55.0
 
May 10, 2022, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 11.0 μg/m3 (46) 46.0
 
May 10, 2022, 8 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 8.3 μg/m3 (35) 35.0
 
May 10, 2022, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 8.3 μg/m3 (35) 36.0
 
May 10, 2022, 6 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 13.9 μg/m3 (55) 55.0
 
May 10, 2022, 3 a.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 10, 2022, 3 a.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 10, 2022, 2 a.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 12.4 μg/m3 (52) 52.0
 
May 10, 2022, 2 a.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 12.4 μg/m3 (52) 52.0
 
May 10, 2022, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 41.0 ppb (38) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 10, 2022, 1 a.m. N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 41.0 ppb (38) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 10, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 6.0 ppb (9) 45.0 ppb (42) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 10, 2022, midnight N/A N/A N/A 9.0 ppb (9) N/A 6.0 ppb (9) 45.0 ppb (42) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 9, 2022, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 10.5 μg/m3 (44) 49.0
 
May 9, 2022, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 10.5 μg/m3 (44) 49.0
 
May 9, 2022, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 52.0 ppb (49) N/A N/A 9.9 μg/m3 (42) 49.0
 
May 9, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 8.8 μg/m3 (37) 49.0
 
May 9, 2022, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 8.8 μg/m3 (37) 49.0
 
May 9, 2022, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 52.0 ppb (49) N/A N/A 9.7 μg/m3 (41) 49.0
 
May 9, 2022, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A 4.0 ppb (6) 29.0 ppb (27) N/A N/A 14.5 μg/m3 (57) 57.0
 
May 9, 2022, noon N/A N/A N/A 11.0 ppb (11) N/A 5.0 ppb (8) 28.0 ppb (26) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 9, 2022, 11 a.m. N/A N/A N/A 12.0 ppb (12) N/A 3.0 ppb (5) 27.0 ppb (25) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 9, 2022, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A 3.0 ppb (5) 23.0 ppb (22) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 9, 2022, 9 a.m. N/A N/A N/A 12.0 ppb (12) N/A 4.0 ppb (6) 25.0 ppb (24) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 9, 2022, 8 a.m. N/A N/A N/A 9.0 ppb (9) N/A 4.0 ppb (6) 28.0 ppb (26) N/A N/A 10.7 μg/m3 (45) 45.0
 
May 9, 2022, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A 5.0 ppb (8) 31.0 ppb (29) N/A N/A 12.9 μg/m3 (53) 53.0
 
May 9, 2022, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 6.0 μg/m3 (25) 41.0
 
May 9, 2022, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 4.0 ppb (6) 43.0 ppb (40) N/A N/A 7.3 μg/m3 (31) 40.0
 
May 9, 2022, midnight N/A N/A N/A 7.0 ppb (7) N/A 4.0 ppb (6) 44.0 ppb (41) N/A N/A 8.2 μg/m3 (35) 41.0
 
May 8, 2022, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 48.0 ppb (45) N/A N/A 5.8 μg/m3 (25) 45.0
 
May 8, 2022, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 4.5 μg/m3 (19) 48.0
 
May 8, 2022, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 5.5 μg/m3 (23) 41.0